Same as our PA1005 (sold out) but not coated or cemented. Manufacturer's part #01 LAL 009. Original price: $85.00. Made of BaLK N3 and SF 15 glasses, design wavelengths of 486.1, 589, and 656.3nm. Clear aperture of 9mm, center thickness is 5.9mm, edge thickness is 4.5mm, surface quality is 20-10 scratch and dig. Unused.
